autocde2.0/database/migrations/2024_02_29_024123_create_department.php

<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

return new class extends Migration
{
    /**
     * Run the migrations.
     */
    public function up(): void
    {
        Schema::dropIfExists('department');
        Schema::create('department', function (Blueprint $table) {
            $table->id();
            $table->integer('parent_id')->default(0);
            $table->string('name',100);
            $table->integer('company_id');
            $table->integer('manager_id')->nullable();
            $table->timestamps();
        });
    }

    /**
     * Reverse the migrations.
     */
    public function down(): void
    {
        Schema::dropIfExists('department');
        Schema::create('department', function (Blueprint $table) {
            $table->id();
            $table->string('parent_dept',100)->nullable();
            $table->string('name',100)->nullable();
            $table->string('manager_id',100)->nullable();
            $table->timestamps();
        });

    }
};